Commands as separate classes

Each command is now in its own class in the 'Commands' namespace, and
loaded through reflection.

MinecraftClient/Commands/Respawn.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MinecraftClient.Commands
+{
+    public class Respawn : Command
+    {
+        public override string CMDName { get { return "respawn"; } }
+        public override string CMDDesc { get { return "respawn: respawn after death."; } }
+
+        public override string Run(McTcpClient handler, string command)
+        {
+            handler.SendRespawnPacket();
+            return "You have respawned.";
+        }
+    }
+}